What methodology/analysis should I use for this case?

I'm currently conducting a pre/post-test quasi-experimental research project involving a drug free program in a high school. I want to know if program-enrolled student's opinions differ from the...

28 April 2020 3,714 7 View

Sadly, my name without consent, in a predatory journal. What do I do?

I google searched my name the other day and found out that I am a coauthor (without my consent) of a paper published in a predatory journal. Please, is there a way I could take my name off the...

18 February 2020 5,515 5 View

Raman spectra interpret for epoxy and unknown?

How to interpret the Raman spectra for epoxy and unknown by identifying the distinct peaks for unknown. I attached the Raman spectra of both compounds below.

06 December 2018 1,206 2 View

I want to know which one is better DAPI or Acridine Orange for counting marine bacteria? and if someone have the protocol to estimate biomass.

27 June 2017 6,055 5 View

Plant identification

15 May 2017 2,538 10 View

Can anybody please help me to identify this plant?

Dear all, Can anybody please help me to identify this plant? The picture of the plant was taken from a forest in Amuana Praso in the Eastern region of Ghana. Thanks for your help.

02 May 2016 3,792 6 View

Is it normal to obtain multiple bands for AmoA primers in soils?

I'm using Amoa_2R and Amoa_1F primers. After the PCR my gel showed multiple bands for the soil sample that I'm working with. I was expecting only a 481 bp. I tried different annealing temperatures...

18 May 2015 9,358 3 View

Should I use relative risk ratio or marginal effects to interpret the output of multinomial logit?

I want to know which one is the best for interpretation of logit regression.

29 December 2014 2,696 5 View

Can someone help us and send an aliquot of E. coli ML-35 (ATCC 43827) lyophilized to our institute postal address?

05 October 2014 5,786 1 View

Why are my real time PCR amplification curves jagged throughout despite neat and specific corresponding melting curves?

I used the Roche LightCycler 480 and MCF-7 breast cancer cell line cDNA samples to construct an efficiency curve for the ABCG2 gene. This is the 2nd repeat of the experiment and although my...

14 April 2012 6,286 21 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 3 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

What's the concentration recommend for recombinant protein use in western blotting?

I'm currently working having problem with the concentration for recombinant protein use in western blot, the one been used is Recombinant Human CD19 Fc Chimera Protein-rndsystem which does not...

24 February 2021 8,514 3 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Can two EC50 values with different hill slopes be compared?

Hello, I fit a classical dose response curve Y=Bottom + (Top-Bottom)/(1+10^((LogEC-X)*HillSlope)) to my data (not related to inhibitors etc). The model I use is purely qualitative but it fits...

23 February 2021 8,155 5 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View